Finding the Fourth Proportional to 1,338,739.97, 2,008,503.63 and 539,610.17
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Solution
The fourth proportional to 1,338,739.97, 2,008,503.63 and 539,610.17 is: 809,573.93
Step by Step Solution
- Step 1: Write the proportion equation
1,338,739.97 : 2,008,503.63 = 539,610.17 : x - Step 2: Convert to fraction form
1,338,739.97/2,008,503.63 = 539,610.17/x - Step 3: Cross multiply
1,338,739.97x = 2,008,503.63 × 539,610.17 - Step 4: Simplify right side
1,338,739.97x = 1,083,808,975,187.40 - Step 5: Solve for x
x = 1,083,808,975,187.40/1,338,739.97 - Step 6: Final answer
x = 809,573.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.